Dock bumper slide mounting



FIG. 1 is a perspective view of a dock bumper slide mounting showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a side elevational view thereof; and,

FIG. 5 is a front elevational view thereof. 

The ornamental design for a dock bumper slide mounting, as shown. 